#64C4ED#64C4ED

#64C4ED is a light, moderate cyan. Relative luminance 0.483; OKLCH L 77.8% C 0.108 H 228.4°. Best body text is #000000 at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#64C4ED
RGB	rgb(100, 196, 237)
HSL	hsl(198, 79%, 66%)
HSV	hsv(198, 58%, 93%)
CMYK	cmyk(57.8%, 17.3%, 0%, 7.1%)
CIE-LAB	lab(75.01, -16.75, -28.88)
CIE-LCH	lch(75.01, 33.39, 239.89°)
OKLab	oklab(77.77% -0.0715 -0.0805)
OKLCH	oklch(77.77% 0.108 228.4)
XYZ	xyz(40.2756, 48.2998, 87.3046)
Luminance	0.4830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4ED #ED8D64

analogous

#64EDD1 #64C4ED #647FED

triadic

#64C4ED #ED64C4 #C4ED64

tetradic

#64C4ED #D164ED #ED8D64 #7FED64

square

#64C4ED #D164ED #ED8D64 #7FED64

split-complementary

#64C4ED #ED647F #EDD164

monochromatic

#168DC0 #2DAFE7 #64C4ED #9BD9F3 #D2EEFA

Accessibility & contrast

On white

1.97

#64C4ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.66

#64C4ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4ED

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4ED	#FFFFFF	#000000	##000000
##64C4ED	1.00	1.97	10.66	10.66
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.66	21.00	1.00	1.00
##000000	10.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC1EF

Deuteranopia (green-blind)

#9BB2EC

Tritanopia (blue-blind)

#00D0D1

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #64c4ed;
/* rgb */ color: rgb(100, 196, 237);
/* oklch */ color: oklch(77.8% 0.108 228.4);

Tailwind

colors: {
  custom: {
    50: '#9bd6f3',
    500: '#64c4ed',
    950: '#000000',
  },
}

SCSS

$custom: #64c4ed;
$custom-light: #9bd6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4ed",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 237
  },
  "hsl": {
    "h": 197.956,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.77767,
    "c": 0.10766,
    "h": 228.4
  },
  "luminance": 0.48304
}

Semantic roles & 50–950 ramp

primary

#64C4ED

secondary

#EDCDC0

accent

#490ADB

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C4ED

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →